🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.46 AU - 0.56 AU

Year: 239 Days

Day: 28.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,894,016 km

• M1: 567,724 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 30.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.57 AU - 0.61 AU

Year: 297 Days

Day: 37.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 12.2

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.7 AU - 1 AU

Year: 514 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 37,894,016 km

• M1: 168,746 km (0.103 R)
• M2: 271,371 km (0.099 R)
• M3: 437,574 km (0.043 R)
• M4: 537,056 km (0.086 R)
• M5: 637,437 km (0.072 R)
• M6: 782,546 km (0.042 R)
• M7: 929,601 km (0.096 R)
• M8: 1,054,515 km (0.1 R)
• M9: 1,270,236 km (0.106 R)
• M10: 1,428,360 km (0.054 R)
• M11: 1,587,084 km (0.097 R)
• M12: 1,675,197 km (0.072 R)
• M13: 1,830,031 km (0.1 R)
• M14: 1,942,678 km (0.11 R)
• M15: 2,078,363 km (0.077 R)
• M16: 2,217,190 km (0.103 R)
• M17: 2,302,012 km (0.06 R)
• M18: 2,388,031 km (0.065 R)
• M19: 2,467,916 km (0.034 R)
• M20: 2,622,899 km (0.079 R)
• M21: 2,735,547 km (0.1 R)
• M22: 2,857,619 km (0.095 R)
• M23: 2,934,811 km (0.109 R)
• M24: 3,028,459 km (0.11 R)
• M25: 3,242,983 km (0.093 R)
• M26: 3,561,626 km (0.104 R)
• M27: 3,678,462 km (0.109 R)
• M28: 3,830,753 km (0.1 R)
• M29: 4,273,413 km (0.114 R)
• M30: 4,505,589 km (0.092 R)
• M31: 4,623,173 km (0.113 R)
• M32: 4,889,307 km (0.108 R)
• M33: 5,010,182 km (0.032 R)
• M34: 5,169,953 km (0.087 R)
• M35: 5,312,220 km (0.12 R)
• M36: 5,455,984 km (0.11 R)
• M37: 5,552,475 km (0.088 R)
• M38: 6,274,135 km (0.097 R)
• M39: 6,405,781 km (0.027 R)
• M40: 6,558,969 km (0.061 R)
• M41: 6,723,527 km (0.109 R)
• M42: 6,806,404 km (0.08 R)
• M43: 6,941,640 km (0.104 R)
• M44: 7,046,509 km (0.106 R)
• M45: 7,141,204 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 13.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.39 AU - 3.09 AU

Year: 2975 Days

Day: 10.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 156.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 37,894,016 km

• M1: 251,175 km (0.116 R)
• M2: 345,571 km (0.116 R)
• M3: 446,550 km (0.095 R)
• M4: 570,566 km (0.093 R)
• M5: 768,484 km (0.114 R)
• M6: 861,085 km (0.103 R)
• M7: 958,025 km (0.06 R)
• M8: 1,200,074 km (0.091 R)
• M9: 1,360,443 km (0.088 R)
• M10: 1,450,052 km (0.086 R)
• M11: 1,676,244 km (0.102 R)
• M12: 1,885,831 km (0.066 R)
• M13: 2,239,630 km (0.117 R)
• M14: 2,440,390 km (0.084 R)
• M15: 2,566,950 km (0.096 R)
• M16: 2,663,291 km (0.081 R)
• M17: 2,926,434 km (0.085 R)
• M18: 3,585,711 km (0.081 R)
• M19: 3,877,128 km (0.106 R)
• M20: 4,290,617 km (0.113 R)
• M21: 4,502,746 km (0.098 R)
• M22: 4,698,570 km (0.042 R)
• M23: 5,018,111 km (0.081 R)
• M24: 5,139,734 km (0.09 R)
• M25: 5,573,269 km (0.086 R)
• M26: 5,847,631 km (0.086 R)
• M27: 5,954,294 km (0.056 R)
• M28: 6,630,626 km (0.091 R)
• M29: 6,989,362 km (0.064 R)
• M30: 7,080,018 km (0.097 R)
• M31: 7,516,246 km (0.06 R)
• M32: 7,609,146 km (0.042 R)
• M33: 7,725,982 km (0.118 R)
• M34: 7,866,754 km (0.06 R)
• M35: 8,008,572 km (0.111 R)
• M36: 8,294,604 km (0.042 R)
• M37: 8,608,460 km (0.03 R)
• M38: 8,803,386 km (0.101 R)
• M39: 9,472,537 km (0.107 R)
• M40: 9,953,345 km (0.059 R)
• M41: 10,545,902 km (0.069 R)
• M42: 10,807,249 km (0.094 R)
• M43: 11,070,691 km (0.094 R)
• M44: 11,765,573 km (0.096 R)
• M45: 13,029,526 km (0.108 R)
• M46: 13,225,649 km (0.085 R)
• M47: 13,366,420 km (0.056 R)
• M48: 14,048,736 km (0.058 R)
• M49: 14,538,968 km (0.053 R)
• M50: 14,684,228 km (0.072 R)
• M51: 15,595,578 km (0.091 R)
• M52: 15,983,336 km (0.117 R)
• M53: 16,163,302 km (0.102 R)
• M54: 16,768,126 km (0.096 R)
• M55: 17,875,749 km (0.111 R)
• M56: 18,501,217 km (0.061 R)
• M57: 18,785,005 km (0.086 R)
• M58: 20,063,917 km (0.047 R)
• M59: 20,258,244 km (0.12 R)
• M60: 20,583,321 km (0.105 R)
• M61: 21,370,804 km (0.099 R)
• M62: 22,101,440 km (0.06 R)
• M63: 22,570,579 km (0.096 R)

Asteroid Belt

Center: 3.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 9.2

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.03 AU - 3.81 AU

Year: 4149 Days

Day: 8.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 37,894,016 km

• M1: 119,678 km (0.114 R)
• M2: 192,532 km (0.117 R)
• M3: 288,724 km (0.112 R)
• M4: 363,373 km (0.101 R)
• M5: 446,550 km (0.096 R)
• M6: 528,529 km (0.056 R)
• M7: 616,493 km (0.087 R)
• M8: 901,477 km (0.075 R)
• M9: 1,020,257 km (0.098 R)
• M10: 1,121,535 km (0.109 R)
• M11: 1,179,280 km (0.057 R)
• M12: 1,458,430 km (0.037 R)
• M13: 1,547,590 km (0.066 R)
• M14: 1,839,904 km (0.118 R)
• M15: 2,178,743 km (0.119 R)
• M16: 2,461,035 km (0.102 R)
• M17: 2,661,047 km (0.118 R)
• M18: 2,979,092 km (0.047 R)
• M19: 3,126,296 km (0.081 R)
• M20: 3,461,994 km (0.056 R)
• M21: 3,827,013 km (0.07 R)
• M22: 4,259,351 km (0.097 R)
• M23: 4,631,400 km (0.119 R)
• M24: 4,898,283 km (0.094 R)
• M25: 5,446,858 km (0.093 R)
• M26: 5,850,773 km (0.077 R)
• M27: 5,953,247 km (0.117 R)
• M28: 6,076,965 km (0.082 R)
• M29: 6,348,186 km (0.082 R)
• M30: 6,666,081 km (0.109 R)
• M31: 6,773,193 km (0.1 R)
• M32: 6,967,371 km (0.107 R)
• M33: 7,054,288 km (0.085 R)
• M34: 7,229,317 km (0.054 R)
• M35: 7,583,565 km (0.117 R)
• M36: 7,898,169 km (0.097 R)
• M37: 8,332,003 km (0.111 R)
• M38: 8,726,792 km (0.111 R)
• M39: 8,867,563 km (0.103 R)
• M40: 9,414,194 km (0.084 R)
• M41: 10,020,963 km (0.067 R)
• M42: 10,094,565 km (0.077 R)
• M43: 10,916,605 km (0.113 R)
• M44: 11,297,482 km (0.076 R)
• M45: 11,760,188 km (0.075 R)
• M46: 12,124,309 km (0.075 R)
• M47: 12,465,841 km (0.113 R)
• M48: 13,212,185 km (0.048 R)
• M49: 13,455,132 km (0.086 R)
• M50: 13,536,363 km (0.102 R)
• M51: 14,110,221 km (0.064 R)
• M52: 15,112,377 km (0.094 R)
• M53: 15,338,120 km (0.099 R)
• M54: 15,679,054 km (0.032 R)
• M55: 15,821,770 km (0.102 R)
• M56: 15,993,658 km (0.114 R)
• M57: 16,745,537 km (0.09 R)
• M58: 16,862,223 km (0.065 R)
• M59: 17,037,851 km (0.096 R)
• M60: 17,214,077 km (0.08 R)
• M61: 17,716,427 km (0.087 R)
• M62: 18,163,874 km (0.072 R)
• M63: 18,283,852 km (0.077 R)
• M64: 18,434,048 km (0.107 R)
• M65: 18,857,111 km (0.099 R)
• M66: 18,917,698 km (0.036 R)
• M67: 19,100,207 km (0.1 R)
• M68: 19,222,130 km (0.041 R)
• M69: 19,405,537 km (0.109 R)
• M70: 19,866,747 km (0.05 R)
• M71: 20,300,431 km (0.087 R)
• M72: 21,082,529 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.1

Radius: 13.2

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.14 AU - 4.48 AU

Year: 5870 Days

Day: 14.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 37,894,016 km

• M1: 179,218 km (0.12 R)
• M2: 318,494 km (0.069 R)
• M3: 523,892 km (0.054 R)
• M4: 693,087 km (0.115 R)
• M5: 918,082 km (0.092 R)
• M6: 1,015,321 km (0.101 R)
• M7: 1,103,583 km (0.11 R)
• M8: 1,399,039 km (0.115 R)
• M9: 1,615,358 km (0.09 R)
• M10: 1,889,870 km (0.109 R)
• M11: 2,065,348 km (0.065 R)
• M12: 2,196,396 km (0.069 R)
• M13: 2,875,570 km (0.114 R)
• M14: 3,958,659 km (0.104 R)
• M15: 4,651,447 km (0.092 R)
• M16: 4,781,447 km (0.108 R)
• M17: 5,201,368 km (0.03 R)
• M18: 5,404,522 km (0.115 R)
• M19: 5,518,516 km (0.108 R)
• M20: 6,124,387 km (0.079 R)
• M21: 6,339,060 km (0.093 R)
• M22: 7,097,671 km (0.085 R)
• M23: 7,222,735 km (0.091 R)
• M24: 7,424,393 km (0.089 R)
• M25: 7,602,414 km (0.087 R)
• M26: 8,197,365 km (0.108 R)
• M27: 8,700,163 km (0.066 R)
• M28: 9,267,588 km (0.108 R)
• M29: 9,377,094 km (0.11 R)
• M30: 9,514,425 km (0.105 R)
• M31: 9,652,653 km (0.112 R)
• M32: 9,819,155 km (0.103 R)
• M33: 10,042,804 km (0.09 R)
• M34: 10,239,974 km (0.061 R)
• M35: 10,580,908 km (0.071 R)
• M36: 10,781,519 km (0.078 R)
• M37: 12,280,788 km (0.045 R)
• M38: 12,643,114 km (0.111 R)
• M39: 12,855,992 km (0.111 R)
• M40: 13,008,881 km (0.065 R)
• M41: 13,131,551 km (0.062 R)
• M42: 13,285,637 km (0.08 R)
• M43: 14,158,840 km (0.106 R)
• M44: 14,697,991 km (0.076 R)
• M45: 15,698,651 km (0.102 R)
• M46: 15,862,161 km (0.078 R)
• M47: 16,223,739 km (0.118 R)
• M48: 17,055,653 km (0.089 R)
• M49: 17,190,142 km (0.055 R)
• M50: 18,004,104 km (0.101 R)
• M51: 18,450,205 km (0.118 R)
• M52: 19,039,022 km (0.12 R)
• M53: 19,845,654 km (0.1 R)
• M54: 20,093,388 km (0.108 R)
• M55: 20,270,960 km (0.117 R)
• M56: 20,556,094 km (0.106 R)
• M57: 20,699,259 km (0.1 R)
• M58: 21,311,114 km (0.104 R)
• M59: 21,601,185 km (0.116 R)
• M60: 21,965,605 km (0.115 R)
• M61: 22,700,430 km (0.117 R)
• M62: 23,070,834 km (0.106 R)
• M63: 23,368,683 km (0.101 R)
• M64: 23,742,678 km (0.07 R)
• M65: 23,892,874 km (0.095 R)
• M66: 24,005,671 km (0.079 R)
• M67: 24,458,953 km (0.084 R)
• M68: 24,991,222 km (0.111 R)
• M69: 25,182,109 km (0.053 R)
• M70: 25,642,571 km (0.073 R)
• M71: 25,835,253 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 13.2

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.27 AU - 4.65 AU

Year: 6179 Days

Day: 13.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 37,894,016 km

• M1: 360,232 km (0.116 R)
• M2: 548,575 km (0.106 R)
• M3: 1,132,306 km (0.115 R)
• M4: 1,234,182 km (0.102 R)
• M5: 1,339,499 km (0.076 R)
• M6: 1,466,209 km (0.105 R)
• M7: 1,994,140 km (0.095 R)
• M8: 2,511,299 km (0.106 R)
• M9: 3,166,389 km (0.12 R)
• M10: 3,413,075 km (0.115 R)
• M11: 3,589,601 km (0.052 R)
• M12: 3,847,059 km (0.092 R)
• M13: 3,951,777 km (0.039 R)
• M14: 4,084,022 km (0.063 R)
• M15: 4,271,767 km (0.094 R)
• M16: 4,739,560 km (0.105 R)
• M17: 4,908,755 km (0.118 R)
• M18: 5,516,421 km (0.113 R)
• M19: 5,814,271 km (0.084 R)
• M20: 5,965,215 km (0.075 R)
• M21: 6,301,960 km (0.057 R)
• M22: 6,394,860 km (0.107 R)
• M23: 6,488,209 km (0.063 R)
• M24: 6,930,121 km (0.074 R)
• M25: 7,219,294 km (0.069 R)
• M26: 7,843,117 km (0.093 R)
• M27: 7,943,198 km (0.086 R)
• M28: 8,043,728 km (0.119 R)
• M29: 8,245,984 km (0.071 R)
• M30: 8,415,927 km (0.118 R)
• M31: 9,037,207 km (0.098 R)
• M32: 9,353,457 km (0.036 R)
• M33: 9,459,672 km (0.062 R)
• M34: 11,026,261 km (0.032 R)
• M35: 11,251,256 km (0.074 R)
• M36: 12,166,496 km (0.117 R)
• M37: 13,503,751 km (0.063 R)
• M38: 13,825,087 km (0.118 R)
• M39: 14,393,709 km (0.114 R)
• M40: 14,804,504 km (0.101 R)
• M41: 15,721,988 km (0.12 R)
• M42: 16,959,462 km (0.057 R)
• M43: 17,175,930 km (0.1 R)
• M44: 17,919,132 km (0.108 R)
• M45: 18,095,358 km (0.057 R)
• M46: 19,255,939 km (0.039 R)
• M47: 19,572,488 km (0.072 R)
• M48: 19,799,577 km (0.066 R)
• M49: 19,982,087 km (0.092 R)
• M50: 20,073,341 km (0.078 R)
• M51: 20,164,895 km (0.108 R)
• M52: 20,348,452 km (0.091 R)
• M53: 20,624,759 km (0.104 R)
• M54: 21,320,838 km (0.072 R)
• M55: 22,071,969 km (0.109 R)
• M56: 22,213,788 km (0.111 R)
• M57: 22,355,906 km (0.091 R)
• M58: 22,927,370 km (0.064 R)
• M59: 23,070,984 km (0.116 R)
• M60: 23,359,109 km (0.078 R)
• M61: 23,696,752 km (0.1 R)
• M62: 24,279,435 km (0.086 R)
• M63: 26,205,358 km (0.106 R)
• M64: 26,355,554 km (0.1 R)
• M65: 27,110,874 km (0.071 R)
• M66: 29,471,080 km (0.11 R)
• M67: 29,888,308 km (0.071 R)
• M68: 30,465,008 km (0.058 R)
• M69: 30,886,874 km (0.081 R)
• M70: 30,992,640 km (0.118 R)
• M71: 31,151,513 km (0.056 R)
• M72: 31,310,685 km (0.115 R)
• M73: 31,523,263 km (0.057 R)
• M74: 31,789,697 km (0.04 R)
• M75: 31,896,510 km (0.093 R)
• M76: 32,808,907 km (0.053 R)
• M77: 34,111,755 km (0.074 R)
• M78: 36,153,317 km (0.062 R)
• M79: 37,048,212 km (0.12 R)
• M80: 37,780,942 km (0.072 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 15,908 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit